US9445227B2 - Passive positioning utilizing round trip time information - Google Patents
Passive positioning utilizing round trip time information Download PDFInfo
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- US9445227B2 US9445227B2 US14/268,978 US201414268978A US9445227B2 US 9445227 B2 US9445227 B2 US 9445227B2 US 201414268978 A US201414268978 A US 201414268978A US 9445227 B2 US9445227 B2 US 9445227B2
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- 238000000034 method Methods 0.000 claims abstract description 42
- 238000012937 correction Methods 0.000 claims description 8
- 238000004891 communication Methods 0.000 description 60
- 238000010586 diagram Methods 0.000 description 23
- 230000004044 response Effects 0.000 description 16
- 238000005259 measurement Methods 0.000 description 13
- 230000005540 biological transmission Effects 0.000 description 12
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- 230000006870 function Effects 0.000 description 7
- 238000004364 calculation method Methods 0.000 description 6
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/0009—Transmission of position information to remote stations
- G01S5/0081—Transmission between base stations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0205—Details
- G01S5/021—Calibration, monitoring or correction
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/10—Position of receiver fixed by co-ordinating a plurality of position lines defined by path-difference measurements, e.g. omega or decca systems
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- H04L29/08657—
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- H04L67/18—
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/52—Network services specially adapted for the location of the user terminal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
- H04W64/003—Locating users or terminals or network equipment for network management purposes, e.g. mobility management locating network equipment
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Mobile Radio Communication Systems (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
Description
Diff_dist_12=c*[ToaC(M)−t1−(ToaC(ACK)−t3]
t2=t2+FAC
t3=t2+SIFS+L M
t2=t1+RTT12/2
t3=t1+RTT12/2+SIFS+L M
Diff_dist_12=c*[ToaC(M)−(ToaC(ACK)−(RTT12/2+SIFS+L M))]
t3=t2+SIFS−RTT12/2+L M
Diff_dist_12=c*[ToaC(M)−t1−(ToaC(ACK)−t3]
t2=t1+RTT12/2
t3=t1+RTT12/2+SIFS+L M−RTT12/2
Diff_dist_12=c*[ToaC(M)−(ToaC(ACK)−(SIFS+L M))]
Diff_dist_12=c*[ToaC(M)−(ToaC(ACK)−(SIFS+L M))]
Claims (26)
t3=t2+SIFS−RTT/2+L M
t3=t2+SIFS−RTT/2+L M
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/268,978 US9445227B2 (en) | 2013-08-30 | 2014-05-02 | Passive positioning utilizing round trip time information |
EP14758442.9A EP3039445B1 (en) | 2013-08-30 | 2014-08-08 | Passive positioning utilizing round trip time information |
KR1020167007693A KR20160048130A (en) | 2013-08-30 | 2014-08-08 | Passive positioning utilizing round trip time information |
JP2016538944A JP6363199B2 (en) | 2013-08-30 | 2014-08-08 | Passive positioning using round-trip time information |
PCT/US2014/050309 WO2015031029A1 (en) | 2013-08-30 | 2014-08-08 | Passive positioning utilizing round trip time information |
CN201480047502.8A CN105492922B (en) | 2013-08-30 | 2014-08-08 | Utilize the Passive Positioning of trip time information |
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201361872087P | 2013-08-30 | 2013-08-30 | |
US201361873253P | 2013-09-03 | 2013-09-03 | |
US201461973034P | 2014-03-31 | 2014-03-31 | |
US201461985247P | 2014-04-28 | 2014-04-28 | |
US14/268,978 US9445227B2 (en) | 2013-08-30 | 2014-05-02 | Passive positioning utilizing round trip time information |
Publications (2)
Publication Number | Publication Date |
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US20150063138A1 US20150063138A1 (en) | 2015-03-05 |
US9445227B2 true US9445227B2 (en) | 2016-09-13 |
Family
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Application Number | Title | Priority Date | Filing Date |
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US14/268,978 Active 2034-12-11 US9445227B2 (en) | 2013-08-30 | 2014-05-02 | Passive positioning utilizing round trip time information |
Country Status (6)
Country | Link |
---|---|
US (1) | US9445227B2 (en) |
EP (1) | EP3039445B1 (en) |
JP (1) | JP6363199B2 (en) |
KR (1) | KR20160048130A (en) |
CN (1) | CN105492922B (en) |
WO (1) | WO2015031029A1 (en) |
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US20170064575A1 (en) * | 2015-08-27 | 2017-03-02 | Intel IP Corporation | Apparatus, system and method of fine timing measurement (ftm) |
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US10499262B2 (en) | 2013-08-30 | 2019-12-03 | Qualcomm Incorporated | Passive positioning utilizing beacon neighbor reports |
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CN105579864B (en) * | 2013-09-18 | 2019-09-27 | 英特尔公司 | Device, method and machine readable media for fine timing measurement |
US20150264530A1 (en) * | 2014-03-12 | 2015-09-17 | Gaby Prechner | Access point initiated time-of-flight positioning |
US10225338B1 (en) | 2014-04-15 | 2019-03-05 | Marvell International Ltd. | Peer to peer ranging exchange |
US9288625B2 (en) * | 2014-06-30 | 2016-03-15 | Qualcomm Technologies International, Ltd. | Method for determining location of wireless devices based on information within messages received from other network devices |
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US9723631B2 (en) * | 2015-10-26 | 2017-08-01 | Microsoft Technology Licensing, Llc | Bulk fine timing measurement allocation message |
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US9955499B2 (en) * | 2015-10-26 | 2018-04-24 | Microsoft Technology Licensing, Llc | Bulk fine timing measurement message scheduling |
US20170118587A1 (en) * | 2015-10-26 | 2017-04-27 | Microsoft Technology Licensing, Llc | Location detection using bulk fine timing |
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- 2014-08-08 KR KR1020167007693A patent/KR20160048130A/en active IP Right Grant
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Also Published As
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JP2016536600A (en) | 2016-11-24 |
CN105492922A (en) | 2016-04-13 |
CN105492922B (en) | 2017-09-22 |
KR20160048130A (en) | 2016-05-03 |
EP3039445A1 (en) | 2016-07-06 |
JP6363199B2 (en) | 2018-07-25 |
US20150063138A1 (en) | 2015-03-05 |
WO2015031029A1 (en) | 2015-03-05 |
EP3039445B1 (en) | 2017-09-27 |
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